CGContextTranslateCTM: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_

 

最近在測試的過程當中, 發現了SpringBoar的一個問題:app

SpringBoard[53] <Error>: CGContextTranslateCTM: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.測試

 

同時也發現了應用有類型的問題:thread

Aug  6 13:11:50  Tour1[17353] <Error>: CGContextSaveGState: invalid context 0x0. If you want to see the backtrace, please set CG_CONTEXT_SHOW_BACKTRACE environmental variable.bug

 

蘋果的連接以下:developer

https://forums.developer.apple.com/thread/13683apple

 

應該是iOS9系統引入的bug.vi

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